A) \[-1\]
B) 0
C) 1
D) does not exist
Correct Answer: B
Solution :
[B] \[f(x)={{\left| x \right|}^{3}}\] \[\therefore f'(x)=\left\{ \begin{matrix} 3{{\left| x \right|}^{2}}.\frac{x}{\left| x \right|} & x\ne 0 \\ 0 & x=0 \\ \end{matrix} \right.\]You need to login to perform this action.
You will be redirected in
3 sec